| Term | History |
|---|
| 1 | Became a Line/Crew at age 18 |
| 1 | Is now a Crewman |
| 1 | Vessel participates in a diplomatic mission. |
| 1 | Attempt at commissioned failed. |
| 2 | Continued as Line/Crew at age 22 |
| 2 | Severely injured. Fully recovered. Owe 3,750 for medical bills. |
| 3 | Switched to Engineer/Gunner at age 26 |
| 3 | Advanced training in a specialist field |
| 3 | Promoted to Engineer/Gunner rank 1 |
| 3 | Is now a Able Spacehand |
| 4 | Continued as Engineer/Gunner at age 30 |
| 4 | Severely injured. |
| 5 | Became a Physician at age 34 |
| 5 | Advanced training in a specialist field. |
| 6 | Continued as Physician at age 38 |
| 6 | A disaster or war strikes. |
| 6 | The planetary government interferes with your research for political or religious reasons. You continue working openly and gain an Enemy. |
| 7 | Continued as Physician at age 42 |
| 7 | Moved to a new world. |
| 7 | Forced to muster out. |
| 8 | Switched to Flight at age 46 |
| 8 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 8 | Promoted to Flight rank 2 |
| 8 | Is now a Petty Officer, 3rd class |
| 9 | Aging Crisis. Owe 10,000 for medical bills. |
| 9 | Continued as Flight at age 50 |
| 9 | Abuse your position for profit |
| 9 | Promoted to Flight rank 3 |
| 9 | Is now a Petty Officer, 2nd class |
| 10 | Aging Crisis. Owe 40,000 for medical bills. |
| 10 | Continued as Flight at age 54 |
| 10 | Advanced training in a specialist field |
| 10 | Promoted to Flight rank 4 |
| 10 | Is now a Petty Officer, 1st class |
| 11 | Aging Crisis. Owe 60,000 for medical bills. |
| 11 | Continued as Flight at age 58 |
| 11 | Special assignment or duty on board ship. |
| 11 | Promoted to Flight rank 5 |
| 11 | Is now a Chief Petty Officer |
| 12 | Aging Crisis. Owe 20,000 for medical bills. |